Top 5 Sustainability Startup Investors in Czech Republic (May 2026)

Portfolio highlights

• GRAET — Elevating athletes with micro-donations and a professional sports network for transparency and endless opportunities.
• Woltair — Digitisation of the heating installation process - from lead generation, through sales and installation, to after-sales support.
• E2B — Sandboxed cloud environments for AI agents & AI apps with a single line of code

Portfolio highlights

• Woltair — Digitisation of the heating installation process - from lead generation, through sales and installation, to after-sales support.
• Trove — We do the hard work behind Circular Shopping. Get access to a new consumer behavior. See the Cycle of Circular Shopping and our Partnerships.
• Winnow — Winnow builds artificial intelligence tools to help chefs run more profitable and sustainable kitchens by cutting food waste in half. They develop technology to cut food waste in their operations. Their digital tools provide data to drive improvements in kitchen production processes and reduce environmental footprint.Winnow's mission is toconnect commercial kitchen, create a movement of chefs, and inspire others. The company was founded in 2013 and is headquartered in London, England, United Kingdom.

Portfolio highlights

• Cyrkl — Buy, Sell & Optimise Your Industrial Materials. Cyrkl is a marketplace where you can sell or buy industrial waste, by-products, secondary raw materials or used materials..
• Deafcom — DEAFCOM is a modern application for instant sign language interpretation and spoken word transcription which effectively replaces the need for interpreters to be physically present.
• The Village Network — The Village is SaaS enabled Marketplace that reaches two target groups. It connects parents looking for high-quality childcare and childcare providers. As the result, it facilities the process of mothers returning to work after maternity leave and creates new jobs (e.g. by professionalising nanny services and giving homestay moms the opportunity tohave their micro-businesses).

Portfolio highlights

• Woltair — Digitisation of the heating installation process - from lead generation, through sales and installation, to after-sales support.
• Epinote — Epinote is Warsaw-based annotation boutique that provides high quality data annotation and collection services. We specialise in Computer Vision, NLP and search relevance projects including image, video, text and audio annotations. Our workforce consists of only in-house employees, mostly graduates of top Polish universities. Our managementconsists of experts who know exactly how to manage large human-intense projects and understand deeply Data Scientists needs. The highest delivered quality and facing unstable inflow of work is what we challenge everyday. Contact us. You will not be disappointed.
• Demoboost — A product demo software for revenue teams to improve buyer experience, supercharge journeys, and scale go-to-market without any hassle. Try it now!

Portfolio highlights

• Woltair — Digitisation of the heating installation process - from lead generation, through sales and installation, to after-sales support.
• WINT — WINT - Water Intelligence developing advanced solutions for smart water management and control. The company detects and stops leaks at the source using Artificial Intelligence. It is used in commercial and industrial facilities, offices, homes, and apartments. It also prevents water damage caused by leaks, broken pipes or malfunctioning watersystems.WINT customers gain deep insights about their water use to identify water waste and reduce consumption by 25%. They manage water and detect leaks using artificial intelligence and pattern matching technologies, combining high accuracy metering with advanced data analytics. WINT solutions protect global real estate portfolios and homes by revealing leaks and identifying water savings opportunities.WINT was founded in 2011 and is headquartered in New York, USA.
• Hometree — Keep yourself warm with Hometree, and try our no price hike promise. Compare our different boiler & home cover plans to see how you can save.